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Finding the Fourth Proportional to 372,557.76, 514,114.24 and 202,792

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Solution

The fourth proportional to 372,557.76, 514,114.24 and 202,792 is: 279,844.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,557.76 : 514,114.24 = 202,792 : x
  2. Step 2: Convert to fraction form
    372,557.76/514,114.24 = 202,792/x
  3. Step 3: Cross multiply
    372,557.76x = 514,114.24 × 202,792
  4. Step 4: Simplify right side
    372,557.76x = 104,258,254,958.08
  5. Step 5: Solve for x
    x = 104,258,254,958.08/372,557.76
  6. Step 6: Final answer
    x = 279,844.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.